方法灵敏,选择性好,用于花旗参中铬含量的测定,结果满意。
The proposed method proves to be sensitive and selective, and has applied to verify microamounts of chrome in Ginseng with satisfactory results.
目的建立保健食品中吡啶甲酸铬含量的测定方法,验证吡啶甲酸铬的稳定性。
Objective To develop a method for determining the content of chromium picolinate in sanitarian food and to validate its stability.
建立火焰原子吸收光谱法用于测定矿物药赭石和红矿中微量元素钙、铜、锌、锰、镍、铬、铅的含量的方法。
Established a method determining the content of trace elements copper, zinc, manganese, lead, chromium, calcium, nickel of haematitum and red ore by FAAS.
介绍了应用DV - 4光电光谱仪,仅用一种测定条件,测定高合金钢中碳、硫、磷、锰、硅、铬、镍、钼、钒、钨、钛、铌、铝元素的含量的方法。
The method of measuring c, s, p, Mn, Si, Cr, Ni, Mo, V, W, ti, Nb, Al element content by DV-4 photoelectric spectroscope on one condition is introduced.
化学法测定胫骨钙和磷含量,原子吸收分光光度法测定铁、锌、镁、锰、铜、钴、铬和钼等微量元素的含量。
The contents of calcium and phosphate in tibias were determined by chemical analysis and the trace elements were detected by atom absorption spectrophotometer.
本文主要开展了石墨炉原子吸收光谱法测定乳品中铬含量优化条件的研究。
The research of optimization condition on determination of chromium content in dairy products by graphite furnace atom absorption spectrographic methods was mainly developed.
吗啉在高温下将六价铬还原为三价铬,通过测定三价铬离子的吸光度,计算出锅炉给水中吗啉含量。
Hexavalent chrome is reduced to trivalent chrome by morpholine under high temperature conditions. Then morpholine content is calculated by detecting the absorbance of trivalent chromic ion.
对有择优取向的组织来说,用旋转摆动的X射线法可准确测定高铬铸铁中残余奥氏体的含量。
For high chromium cast iron with structure of preferred orientation, its retained austenite amount can be measured accurately by X-ray method of rotating and tilting specimen holder.
采用火焰原子吸收分光光度法测定7种治疗胃炎中成药物中铬、镍、铅、镉的含量。
The contents of Cr, Ni, Pb and Cd in 7 kinds of treatment gastritis Chinese traditional medicines were determined by FAAS.
采用火焰原子吸收分光光度法测定7种治疗胃炎中成药物中铬、镍、铅、镉的含量。
The contents of Zn, Mn, Cu and Fe in 7 kinds of treatment gastritis Chinese traditional medicines are determined by FAAS.
用原子吸收光谱法测定了38例大肠癌组织及其边缘组织中铬、锰、锌、铁、镁、钙、铜的含量。
The content of Cr, Mn, Zn, Cu, Fe, Mg, ca in the cancer tissue and its peripheral tissue from 38 cases with large intestine carcinoma was determined by atomic absorption spectrometer.
笔者采用原子吸收光谱法,测定了太原市蔬菜批发市场的8种蔬菜72个样品的铅、铬、镉含量。
Contents of heavy metals lead, chromium and cadmium were determined by atomic absorption spectrometry in 72 samples from 8 kinds of vegetables from Taiyuan vegetable wholesale market.
方法微波消解75种化妆品,原子吸收分光光度法测定化妆品中重金属铅、铬、砷、镉和铜的含量,试验了不同消解条件对消解效果的影响。
Methods Microwave digestion of samples with different digestion conditions and atomic absorption spectrometry were used to determine Pb, As, cr, Cd and Cu contents in 75 kinds of cosmetics.
用原子吸收光谱法连续测定镀液中铜、锌、铁、铬、铅杂质的含量,优选出最佳的仪器工作条件,讨论了共存元素的干扰及消除。
Operating parameters of the analytical apparatus were optimized. Interference of coexisting elements was discussed. This method is simple, accurate, and has good application value.
针对重铬酸钾法测定铁含量中汞和铬的有害影响,介绍了一种无汞无铬测定法。
In view of the detrimental effect of mercury and chromium in determination of iron by means of dichromate titration, a new method was proposed containing no mercury and chromium.
基于六价铬与碘化钾反应生成了单质碘,碘可以使罗丹明B发生荧光猝灭,从而间接测定六价铬的含量。
The method is based on fluorescence quenching of Rhodamine B by reaction of Cr(VI) with potassium iodide giving iodine(I2).
分别用混合酸湿法消解和微波消解两种方法处理鱼虾样品,用原子吸收法测定样品中铜、锌、铅、镉、铬的含量。
TO Detect Cu, Zn, Pb, Cd, cr in fish and shrimp With Microwave Digestion and Wet Digestion by AAS.
分别用混合酸湿法消解和微波消解两种方法处理鱼虾样品,用原子吸收法测定样品中铜、锌、铅、镉、铬的含量。
TO Detect Cu, Zn, Pb, Cd, cr in fish and shrimp With Microwave Digestion and Wet Digestion by AAS.
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